57203990

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{113}}^1$

素因数の和:245

約数の個数: 64

約数和(自身を含む): 113467392

約数和(自身を除く): 56263402

約数列:

[1, 2, 5, 10, 23, 31, 46, 62, 71, 113, 115, 142, 155, 226, 230, 310, 355, 565, 710, 713, 1130, 1426, 1633, 2201, 2599, 3266, 3503, 3565, 4402, 5198, 7006, 7130, 8023, 8165, 11005, 12995, 16046, 16330, 17515, 22010, 25990, 35030, 40115, 50623, 80230, 80569, 101246, 161138, 184529, 248713, 253115, 369058, 402845, 497426, 506230, 805690, 922645, 1243565, 1845290, 2487130, 5720399, 11440798, 28601995, 57203990]

約数ペア:

[(1, 57203990), (2, 28601995), (5, 11440798), (10, 5720399), (23, 2487130), (31, 1845290), (46, 1243565), (62, 922645), (71, 805690), (113, 506230), (115, 497426), (142, 402845), (155, 369058), (226, 253115), (230, 248713), (310, 184529), (355, 161138), (565, 101246), (710, 80569), (713, 80230), (1130, 50623), (1426, 40115), (1633, 35030), (2201, 25990), (2599, 22010), (3266, 17515), (3503, 16330), (3565, 16046), (4402, 12995), (5198, 11005), (7006, 8165), (7130, 8023)]